diff --git a/models/FactionSymbols.json b/models/FactionSymbols.json
index ecdd6e0..520ac91 100644
--- a/models/FactionSymbols.json
+++ b/models/FactionSymbols.json
@@ -1,6 +1,6 @@
 {
   "type": "string",
-  "description": "Faction symbol.",
+  "description": "The symbol of the faction.",
   "minLength": 1,
   "enum": [
     "COSMIC",
diff --git a/models/SystemFaction.json b/models/SystemFaction.json
index 4a6fba6..aa2a0ef 100644
--- a/models/SystemFaction.json
+++ b/models/SystemFaction.json
@@ -2,9 +2,7 @@
   "type": "object",
   "properties": {
     "symbol": {
-      "type": "string",
-      "minLength": 1,
-      "description": "The symbol of the faction."
+      "$ref": "./FactionSymbols.json"
     }
   },
   "required": [